ClimateForecastNovemberDecember >>

Orenco (OR) Climate by Month

The climate in Orenco is marked by big temperature swings throughout the year. Temperatures range from warm during the warmest months to cold in the cooler months. It receives mid-range precipitation levels. Let's now guide you through the climate details for a complete overview.

Average day and night temperature

In Orenco, temperatures differ significantly between summer and winter months. Average daytime temperatures range from a comfortable 28°C in August, the warmest time of the year, to a chilly 8°C during cooler months like December. At night, temperatures typically average around 2°C during these months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

On average, Orenco receives a reasonable amount of rain/snowfall, with an annual precipitation of 984 mm. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, December receives heavy rainfall, averaging 183 mm of precipitation, recorded across 22 rainy days. In contrast, the drier season, July brings less rainfall, with 10 mm over 5 rainy days.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in Orenco. While July receives considerable daily sunshine with up to 11.1 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.1 hours of sunlight per day.

Monthly hours of sunshine

Data from: Portland, the United States of America (25 KM, 15 Miles).

Daily hours of sunshine

Data from: Portland, the United States of America (25 KM, 15 Miles).

The best time of year to visit Orenco in the United States of America

During the months of May, June and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Which months have the greatest rainfall in Orenco?
    Most rainfall (rainy season) is seen in November and December.
  • Does Orenco have a dry season?
    Yes, the months of July and August are very dry.
  • Which is the warmest month in Orenco?
    August has an average maximum temperature of 28°C and is the warmest month of the year.
  • Which is the coldest month in Orenco?
    The coldest month is December with an average maximum temperature of 8°C.
  • Which is the wettest month in Orenco?
    December tops the wettest month list with 183 mm of rainfall.
  • Which is the driest month in Orenco?
    July is the driest month with 10 mm of precipitation.
  • Which is the sunniest month in Orenco?
    July is the sunniest month with an average of 332 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Orenco (OR)

    Thu   Nov 21
    11°C | 3°C
    E 7 km/h
    1.5 mm
    partly cloudy and rain

    partly cloudy and rain

    Fri   Nov 22
    13°C | 7°C
    S 22 km/h
    15 mm
    broken clouds and rain

    broken clouds and rain

    Sat   Nov 23
    9°C | 6°C
    S 14 km/h
    11 mm
    overcast and heavy rain

    overcast and heavy rain